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Goodix GR551x Series Bluetooth development chips are compatible with OpenHarmony



Goodix GR551x OpenHarmony

In January 2022, the Goodix GR551x series – Bluetooth low energy development chips have officially integrated into the OpenHarmony trunk branch. from now, the developer can freely get the source from Gitee.

Last November, the Goodix GR551x series Bluetooth low energy development chips successfully passed the OpenHarmony working’s group compatibility review test and were released in November 2021.

About Goodix GR551x series:

The GR551x series is a high-performance Bluetooth 5.1 System-on-Chip (SoC) that has been widely used in mobile devices, wearables, and Internet of Things (IoT) products. This SoC family is designed to help users develop low-power Bluetooth-based products with a central role and/or a peripheral role.

Moreover, this system-on-chip is well known by the major smart device brand and ODM manufacturers. However, it has exceeded 10 million pieces.



OpenHarmony is the open-source code of the HarmonyOS operating system, which is managed by the OpenAtom foundation and built to help global developers. It has the characteristics of being oriented to all scenarios and distributed.

For source code, visit the below links:

  • vendor_goodix:
  • device_soc_goodix:
  • device_board_goodix:

Goodix GR551x OpenHarmony

Goodix GR551x Series Features:

Bluetooth 5.1 transceiver integrating Controller and Host layers

  • Diverse data rates: 1 Mbps, 2 Mbps, Long Range 500 Kbps、Long Range 125 Kbps
  • TX power: –20 dBm ~ +8 dBm
  • –103 dBm sensitivity( in Long Range 125 Kbps mode)
  • –97 dBm sensitivity (in 1 Mbps mode)
  • TX current: 3.05 mA @ 0 dBm, 1 Mbps
  • RX current: 3.9 mA @ 1 Mbps

ARM Cortex-M4F 32-bit microprocessor with floating-point support

  • Maximum frequency: 64 MHz
  • Power consumption: 25 µA/MHz


  • 256 KB RAM
  • 8 Mbit Flash

Power Management

  • On-chip DC-DC
  • On-chip I/O LDO to provide I/O voltage and supply external components
  • Supply voltage: 1.7 V ~ 4.35 V
  • I/O voltage: 1.8 V ~ 3.6 V
  • Ultra-low-power sleep mode with 0.8 µA; no memory retention and wake-on timer
  • Light sleep mode: 1 µA, supporting AON_RTC, AON GPIO, and Bluetooth LE Event wakeup


  • Complete secure computing engine: AES, HMAC, PKC, TRNG
  • Comprehensive security operation mechanism: Secure boot; Encrypted firmware runs directly; eFuse for encrypted Key storage; Application data key is different from firmware key, supporting one secret for one machine


  • 2 x QSPI interfaces
  • 2 x SPI interfaces
  • 2 x I2C interfaces
  • 2 x I2S interfaces
  • 2 x UART interfaces
  • 13-bit ADC, up to 8 channels, up to 1 Msps, supporting both single-ended and differential inputs
  • ISO7816 interface
  • 6-channel PWM
  • Built-in temperature and voltage sensors
  • 4 x hardware timers
  • 1 x AON hardware timer
  • 2 x watchdog timers
  • Calendar timer
  • Wake-up comparator
  • Up to 39 multiplexed GPIO pins


  • 6 mm * 6 mm 48L QFN
  • 5.3 mm * 5.3 mm 68L BGA

Goodix GR551x OpenHarmony



Amy is our firmware and software specialist, she keeps her eagle eyes open for new software rollouts, beta programs, and other software related activities as well as new smartphone launch.


Huawei P30 series will receive HarmonyOS 3 next year



huawei p30 harmonyos 3

Huawei P30 and P30 Pro users are enjoying two different software, the global one has EMUI and in China, it has HarmonyOS operating system. However, these prime devices will get the next big upgrade by next year.

According to the official rollout schedule, Huawei P30 and P30 Pro will get HarmonyOS 3 in 2023. Since Huawei is busy testing and releasing this software in recently released devices, Huawei P30 and P30 Pro will soon grab HarmonyOS 3 in the homeland.

Meanwhile, the global P30 models have already grabbed EMUI 12 and now they are also ready to get EMUI 13 as the next installment. However, Huawei is yet to confirm its stand on this matter.


Even though Huawei has announced to rollout of HarmonyOS 3 for P30 and P30 Pro next year but we may see an early beta testing by the end of this year. As the Chinese tech maker has completed HarmonyOS 2 rollout faster than what had been planned formally.


HarmonyOS 3:

Launched in July this year, HarmonyOS 3 is a major software upgrade for Huawei devices. As the rollout expands to hundreds of models, it comes with various improvements and new features over the past version.

Speaking of which, it has a new layout reorder for the best user experience of your phone’s home screen. The HarmonyOS 3 further improves the super device feature to expand the supported platforms.

The cross-device screen projection has been optimized to project a Huawei phone or tablet on a big display such as a laptop or a monitor to support the view on a large view.

One of the biggest changes that Huawei has brought in with HarmonyOS 3 includes the new service widgets, which you can now stack over each other to save screen space or group them all with each other as a large folder.


Huawei has also increased the security and privacy section for smartphones and Huawei P30 and P30 Pro will also receive this new operating system.

huawei p30 harmonyos 3

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HarmonyOS 3 beta 3 is here for Huawei Mate Xs 2



Huawei Mate Xs 2 beta 3

Huawei Mate Xs 2 – the most flexible screen users can now opt for the ultimate HarmonyOS 3 new beta version. Huawei released the HarmonyOS 3 beta 3 for the Mate Xs 2 users with a number of optimization.

The HarmonyOS 3 comes in September 2022 security update to protect the security to avoid bugs from the system and affecting your smartphone safety in terms of functioning.

However, the patch also improves the stability of the internal system with more than 60 fixes. Therefore, a moderate-sized pack of security and optimization is moving toward your smart tablet.

Additionally, the update makes it easier to handle the device’s cleaning processes. This is the key component that the company is including in every device’s third beta deployment. The task card that continuously accumulates cache files and other useless data is what this cleaning management ultimately pertains to.


Before updating the new HarmonyOS 3 beta update on your Huawei Mate Xs 2 do note that your smartphone is running over the HarmonyOS build version to update over the HarmonyOS build version.

Huawei Mate Xs 2 beta 3


  • Optimize the application task card cleaning function
  • Incorporate the September 2022 security patch to enhance the phone

【Software Update】Mate Xs 2 HarmonyOS 3 Version Release Notes

Compatible models:

  • Huawei Mate Xs 2 (PAL-AL00)
  • Mate Xs 2 Collector’s Edition (PAL-AL00)

HarmonyOS 3 Beta 3:

The new HarmonyOS 3 beta version will bring you one step closer to its stable release. And it happened for the very first time with HarmonyOS 3 beta released with a security patch update.

Meanwhile, the September 2022 security patch helps your device to patch all the security gaps from the previous version of HarmonyOS 3 beta. We recommend you update this new version on your Huawei Mate Xs  2 smartphone as soon as it reaches your device.

Notably, the update will not delete or erase your data but it is still recommended that you back up all the important data on the close before the updating and confirm the backup content to some third parties.

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Huawei HDC 2022 event postponed to November 4th



Huawei Developer Conference HarmonyOS

Today, Huawei has made some official statements regarding the 2022 Developer Conference and the upcoming HarmonyOS technology. Yes, after HarmonyOS 3.0 interface, something more surprising is going to hit the consumer surface soon.

The Chinese manufacturer has shared a post on its several Weibo channels and official sites for the 2022 Developer Conference. Accordingly, the news begins with an apology statement for delaying this thoughtful event for a few days more.

Yes! Initially, the company scheduled the event from October 21st to October 23rd. However, now the date has shifted one week ahead which is November 4th to November 6th. Though there is a change in the date, but that does not affect the ticket purchase rights.

Ahead, the company states that in the recent few years, Huawei and its partners have made genuine efforts to blaze a better life and user experience. Consequently, Huawei Developer Conference has remained a significant and constant proof of these efforts.


Undoubtedly, these efforts will continue in the time ahead.

Huawei Developer Conference HarmonyOS

New HarmonyOS technology with HDC 2022!

Huawei has also informed the 2022 Developer Conference will introduce new HarmonyOS technology. The Chinese tech maker hasn’t revealed much on this matter. However, the surety is that this dynamic tech will build a more convenient and effective development platform for the developers.

Besides, the company will share some innovative techniques and mechanisms in five major scenarios. For instance, smart homes, smart offices, audio-visual entertainment, smart travel, and sports health.

Further, there will be big coffee gatherings, rich developer activities, and various contests for showing skills. Events like the Huawei Hetu game, lakeside music festival, and more will also be a part of this iconic conference.


Here are the timings and venues for some prominent events:

Below you can check the concurrent plans (planned)

Conference Keynote: Introduction of innovative applications to build an efficient and easy-to-use developer platform.

  • Time : October 21, 2022 (14:30 – 17:00)
  • Venue: Dongguan Basketball Center

Developer Keynote: Revealment of convenient UI components, new program framework, high-end SDK, testing, listings, distribution, and operations, the experience of HarmonyOS application, and more.

  • Time: October 22, 2022 [10:00 am]
  • Venue: Dongguan Shongshan Lake Xiliu Beipo Village

Pine Lake Dialogue: Invite industry leaders to focus on HarmonyOS, HarmonyOS Connect, and other industry topics, and have a dialogue with the future.

  • Time : October 22, 2022 [14:00 – 17:00]
  • Venue: Hyatt Regency Dongguan Shongshan Lake


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